The origin of mammals is shrouded in mystery, but every fossil clue helps rewrite the story. A new discovery on a ...

Sometimes we look at animals on this planet and can feel their ancestry in their eyes. From reptiles to birds, they carry the ...

The vast numbers of new dinosaurs that have been documented since the 1960s are equally exciting. New dinosaurs have of ...

The prehistoric creature is thought to have lived around 280-270 million years ago and was likely a "top predator" in its day ...

Archaeologists have discovered the fossil of the oldest saber-toothed animal dating back to the time before dinosaurs walked ...

Officials in Arizona this week said nearly a half-dozen animals including a cheetah and a mountain lion at a Phoenix-area zoo died and others are sick after being exposed to the bird flu.

The fossilized tyrannosaur teeth are thought to date to around 135 million years ago and represent a first of its kind ...

With winter setting in there’s no better time to set up a bird feeder — or several — and enjoy watching the bright red ...

The genus, Threordatoth, earns its name from the three points of the animal’s teeth, called tricuspids. It is a combination ...

Just days after the U.S. Department of Agriculture (USDA) issued a new order that all raw (unpasteurized) milk must be tested for bird flu, reports have emerged of animals dying of the virus. In Los ...

After years in captivity, five members of a rare bird species called the ʻalalā, or Hawaiian crow, are flying free in the wild, officials announced Wednesday.

The world’s oldest bird has laid an egg - at 74 years old. Wisdom, a Laysan albatross, or mōlÄ« in Hawaiian, returned to ...